Add some missing includes

[blerg.git] / database / subscription.c

diff --git a/database/subscription.c b/database/subscription.c
index d67d31f..aac7acf 100644 (file)
--- a/database/subscription.c
+++ b/database/subscription.c
@@ -5,67 +5,76 @@
 #include <sys/stat.h>
 #include <sys/mman.h>
 #include <stdlib.h>
+#include <unistd.h>
 #include <stdio.h>
 #include <fcntl.h>
 #include <string.h>
 #include "subscription.h"
 #include "stringbucket.h"
+#include "util.h"
 #include "config.h"
+#include "configuration.h"
 
 int subscription_add(const char *from, const char *to) {
-       char filename[512];
+       char filename[FILENAME_MAX];
        struct stringbucket * sb;
 
-       snprintf(filename, 512, "%s/%s/subscriptions", DATA_PATH, from);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscriptions", blergconf.data_path, from);
        sb = stringbucket_open(filename);
        stringbucket_add(sb, to);
        stringbucket_close(sb);
 
-       snprintf(filename, 512, "%s/%s/subscribers", DATA_PATH, to);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscribers", blergconf.data_path, to);
        sb = stringbucket_open(filename);
        stringbucket_add(sb, from);
        stringbucket_close(sb);
+
+       return 1;
 }
 
 int subscription_remove(const char *from, const char *to) {
-       char filename[512];
+       char filename[FILENAME_MAX];
        struct stringbucket * sb;
 
-       snprintf(filename, 512, "%s/%s/subscriptions", DATA_PATH, from);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscriptions", blergconf.data_path, from);
        sb = stringbucket_open(filename);
        stringbucket_delete(sb, to);
        stringbucket_close(sb);
 
-       snprintf(filename, 512, "%s/%s/subscribers", DATA_PATH, to);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscribers", blergconf.data_path, to);
        sb = stringbucket_open(filename);
        stringbucket_delete(sb, from);
        stringbucket_close(sb);
+
+       return 1;
 }
 
 void subscription_notify_add_item(char *to, void *stuff) {
-       char filename[512];
+       char filename[FILENAME_MAX];
 
-       snprintf(filename, 512, "%s/%s/subscription_feed", DATA_PATH, to);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscription_feed", blergconf.data_path, to);
        int fd = open(filename, O_WRONLY | O_APPEND | O_CREAT, 0600);
        write(fd, stuff, sizeof(struct blergref));
        close(fd);
 }
 
 int subscription_notify(const char *author, uint64_t record) {
-       char filename[512];
+       char filename[FILENAME_MAX];
        struct blergref r;
 
        strncpy(r.author, author, 32);
        r.record = record;
 
-       snprintf(filename, 512, "%s/%s/subscribers", DATA_PATH, author);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscribers", blergconf.data_path, author);
        struct stringbucket * sb = stringbucket_open(filename);
        stringbucket_iterate(sb, subscription_notify_add_item, &r);
        stringbucket_close(sb);
+
+       return 1;
 }
 
 struct blergref * subscription_list(const char *author, uint64_t offset, int *count, int direction) {
-       char filename[512];
+       char filename[FILENAME_MAX];
        struct stat st;
        struct blergref * slist;
        struct blergref * retlist;
@@ -74,7 +83,7 @@ struct blergref * subscription_list(const char *author, uint64_t offset, int *co
        if (!valid_name(author))
                return NULL;
 
-       snprintf(filename, 512, "%s/%s/subscription_feed", DATA_PATH, author);
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscription_feed", blergconf.data_path, author);
 
        int feed_fd = open(filename, O_RDONLY);
        if (feed_fd == -1) {
@@ -128,3 +137,32 @@ subscription_list_open_failed:
        *count = 0;
        return NULL;
 }
+
+int is_subscribed(const char *from, const char *to) {
+       char filename[FILENAME_MAX];
+       struct stringbucket * sb;
+       int ret = 0;
+
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscriptions", blergconf.data_path, from);
+       sb = stringbucket_open(filename);
+       if (stringbucket_find(sb, to) != -1)
+               ret = 1;
+       stringbucket_close(sb);
+
+       return ret;
+}
+
+int subscription_count_items(const char *user) {
+       char filename[FILENAME_MAX];
+       struct stat st;
+
+       if (!valid_name(user))
+               return -1;
+
+       snprintf(filename, FILENAME_MAX, "%s/%s/subscription_feed", blergconf.data_path, user);
+
+       if (access(filename, R_OK) != 0)
+               return 0;
+       stat(filename, &st);
+       return st.st_size / sizeof(struct blergref);
+}